Home / 18,205.14-25,122.45-10,246.89

Finding the Fourth Proportional to 18,205.14, 25,122.45 and 10,246.89

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Solution

The fourth proportional to 18,205.14, 25,122.45 and 10,246.89 is: 14,140.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,205.14 : 25,122.45 = 10,246.89 : x
  2. Step 2: Convert to fraction form
    18,205.14/25,122.45 = 10,246.89/x
  3. Step 3: Cross multiply
    18,205.14x = 25,122.45 × 10,246.89
  4. Step 4: Simplify right side
    18,205.14x = 257,426,981.68
  5. Step 5: Solve for x
    x = 257,426,981.68/18,205.14
  6. Step 6: Final answer
    x = 14,140.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.